2001 beetle heat problems

[Phi504]

I just recently purchased a 2001 beetle and the heater is not blowing hot air. Does anyone have any suggestions on what I need to do to fix my problem?

[HudsonValleyVDub]

So you let it warm up, and turn it all the way to hot and with the blower on...you get NO heat at all?....or is it maybe blowing through the wrong vents? If none at all, the first thing I'd look at would be the coolant level. If ok, try asking in this thread:



Ask the Mechanic for free!


Good luck.

[akasha1963]

Having you tried switching it front the front vents to defrost? If it blows out the defroster but not the front then it could be a vacuum line/switch issue.

[pencilneck]

TDI engines take a while to warm up, but at some point you should be getting warm air from the vents.

Few things I can think of that might be a problem....

Water pump - if the water pump is not pumping, then you will get low heat output and even better, an engine that overheats. The issue with a Beetle is that there is no temp gauge.

Blend door - the blend door is what controls how muck air flow goes though the heater core in the dash. The less air that flows though the heater core, the less hot air you will get. The blend door is adjusted by the temp knob for the VHAC system on the dash. When you turn the temp knob, does it feel like it is moving freely? There should be some resistance to it. The knob turns a gear, which in turn moves a lever arm, which in turn pulls/pushes a cable, which in turn moves a lever arm connected to the blend door. So as you might guess, there are a few places where failure can occur.

Heater core - if the heater core is clogged up for some reason, then coolant will not flow though it and thus, no hot coolant to warm the air. I've never seen a clogged heater core on a Beetle.... Passats on the other hand...

Hope this helps out.

[doublebarrel]

Could also be your thermostat.Mine wasn't closing all the way so engine would not get up to normal operating temperature.